News & Perspective

Recommendations focus on pre- and probiotics, countermeasures, and prevention steps.

In other H7N9 developments, China's agriculture ministry this week announced plans to expand poultry vaccination to the whole country.

In other Zika developments, a human rights group raised concerns about water, sanitation, and other public health concerns in Brazil, and India announced microcephaly screening for newborns.

Details from the investigation into an unusual Zika infection in the family member of a critially ill man point to person-to-person contact, thought to be rare.